/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.kie.api.runtime;

import java.util.Map;

import org.kie.api.KieBase;
import org.kie.api.event.KieRuntimeEventManager;
import org.kie.api.runtime.KieSessionConfiguration;
import org.kie.api.runtime.process.ProcessRuntime;
import org.kie.api.runtime.rule.RuleRuntime;
import org.kie.api.time.SessionClock;

public interface KieRuntime
    extends
    RuleRuntime,
    ProcessRuntime,
    KieRuntimeEventManager {

    /**
     * @return the session clock instance assigned to this session
     */
    <T extends SessionClock> T getSessionClock();

    /**
     * Sets a global value in this session
     * @param identifier the global identifier
     * @param value the value assigned to the global identifier
     */
    void setGlobal(String identifier,
                   Object value);

    Object getGlobal(String identifier);

    Globals getGlobals();

    Calendars getCalendars();

    Environment getEnvironment();

    /**
     * @return the KieBase reference from which this stateful session was created.
     */
    KieBase getKieBase();

    void registerChannel(String name,
                         Channel channel);

    void unregisterChannel(String name);

    Map< String, Channel> getChannels();

    KieSessionConfiguration getSessionConfiguration();
}
